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charset="utf-8" Add .setup_channels() function pointer to struct xadc_ops to enable different interfaces to have custom channel setup logic. Signed-off-by: Sai Krishna Potthuri --- drivers/iio/adc/xilinx-xadc-core.c | 6 ++++-- drivers/iio/adc/xilinx-xadc-platform.c | 3 +++ drivers/iio/adc/xilinx-xadc.h | 2 ++ 3 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xa= dc-core.c index 268e46e5349c..7fbf55f8e0bb 100644 --- a/drivers/iio/adc/xilinx-xadc-core.c +++ b/drivers/iio/adc/xilinx-xadc-core.c @@ -653,7 +653,7 @@ static const struct iio_info xadc_info =3D { .update_scan_mode =3D &xadc_update_scan_mode, }; =20 -static int xadc_parse_dt(struct iio_dev *indio_dev, unsigned int *conf, in= t irq) +int xadc_parse_dt(struct iio_dev *indio_dev, unsigned int *conf, int irq) { struct device *dev =3D indio_dev->dev.parent; struct xadc *xadc =3D iio_priv(indio_dev); @@ -760,6 +760,7 @@ static int xadc_parse_dt(struct iio_dev *indio_dev, uns= igned int *conf, int irq) =20 return 0; } +EXPORT_SYMBOL_GPL(xadc_parse_dt); =20 const char * const xadc_type_names[] =3D { [XADC_TYPE_S7] =3D "xadc", @@ -791,10 +792,11 @@ int xadc_device_configure(struct device *dev, struct = iio_dev *indio_dev, int irq, unsigned int *conf0, unsigned int *bipolar_mask) { + struct xadc *xadc =3D iio_priv(indio_dev); int ret; u32 i; =20 - ret =3D xadc_parse_dt(indio_dev, conf0, irq); + ret =3D xadc->ops->setup_channels(indio_dev, conf0, irq); if (ret) return ret; =20 diff --git a/drivers/iio/adc/xilinx-xadc-platform.c b/drivers/iio/adc/xilin= x-xadc-platform.c index f1ffbf5cff42..9015b131daa3 100644 --- a/drivers/iio/adc/xilinx-xadc-platform.c +++ b/drivers/iio/adc/xilinx-xadc-platform.c @@ -401,6 +401,7 @@ static const struct xadc_ops xadc_zynq_ops =3D { .get_dclk_rate =3D xadc_zynq_get_dclk_rate, .interrupt_handler =3D xadc_zynq_interrupt_handler, .update_alarm =3D xadc_zynq_update_alarm, + .setup_channels =3D xadc_parse_dt, .type =3D XADC_TYPE_S7, /* Temp in C =3D (val * 503.975) / 2**bits - 273.15 */ .temp_scale =3D 503975, @@ -508,6 +509,7 @@ static const struct xadc_ops xadc_7s_axi_ops =3D { .get_dclk_rate =3D xadc_axi_get_dclk, .update_alarm =3D xadc_axi_update_alarm, .interrupt_handler =3D xadc_axi_interrupt_handler, + .setup_channels =3D xadc_parse_dt, .flags =3D XADC_FLAGS_BUFFERED | XADC_FLAGS_IRQ_OPTIONAL, .type =3D XADC_TYPE_S7, /* Temp in C =3D (val * 503.975) / 2**bits - 273.15 */ @@ -522,6 +524,7 @@ static const struct xadc_ops xadc_us_axi_ops =3D { .get_dclk_rate =3D xadc_axi_get_dclk, .update_alarm =3D xadc_axi_update_alarm, .interrupt_handler =3D xadc_axi_interrupt_handler, + .setup_channels =3D xadc_parse_dt, .flags =3D XADC_FLAGS_BUFFERED | XADC_FLAGS_IRQ_OPTIONAL, .type =3D XADC_TYPE_US, /** diff --git a/drivers/iio/adc/xilinx-xadc.h b/drivers/iio/adc/xilinx-xadc.h index a2d208fbd13b..feec8ef76e4f 100644 --- a/drivers/iio/adc/xilinx-xadc.h +++ b/drivers/iio/adc/xilinx-xadc.h @@ -82,6 +82,7 @@ struct xadc_ops { void (*update_alarm)(struct xadc *xadc, unsigned int alarm); unsigned long (*get_dclk_rate)(struct xadc *xadc); irqreturn_t (*interrupt_handler)(int irq, void *devid); + int (*setup_channels)(struct iio_dev *indio_dev, unsigned int *conf, int = irq); =20 unsigned int flags; enum xadc_type type; @@ -233,6 +234,7 @@ void xadc_write_reg(struct xadc *xadc, unsigned int reg= , uint32_t val); void xadc_read_reg(struct xadc *xadc, unsigned int reg, uint32_t *val); struct iio_dev *xadc_device_setup(struct device *dev, int size, const struct xadc_ops **ops); +int xadc_parse_dt(struct iio_dev *indio_dev, unsigned int *conf, int irq); int xadc_device_configure(struct device *dev, struct iio_dev *indio_dev, int irq, unsigned int *conf0, unsigned int *bipolar_mask); int xadc_read_samplerate(struct xadc *xadc); --=20 2.25.1